Mo. Rev. Stat. § 59.390
Current with changes from the 2024 Legislative Session
All copies of patents so recorded, or which may have been heretofore recorded, duly certified by the recorder, under his official seal, shall be received in all courts in this state as prima facie evidence of the contents of such patents.
§ 59.390, RSMo
RSMo 1939 § 13172